package com.kfm.filter;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;

@WebFilter(servletNames = "TestServlet")
public class TestFilter implements Filter {
    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain) throws IOException, ServletException {
        System.out.println("TestFilter doFilter start");
        // 放行
        chain.doFilter(servletRequest, servletResponse);

        System.out.println("TestFilter doFilter end");
    }
}
